How do I unlock rank 4 parts for the Geara Doga?

Unlock and clear both "Abominable Memories" Friendship Missions while working for Char's Neo-Zeon movement, then read the terminal message received immediately afterwards. --- Sono niyakemen, bu-tsubushte yaru kara! More.

Unlock and clear the "Burn, Dragon" Extra Mission. To unlock the mission, you must clear Glemy Toto's Story Mode and shoot down 3000 or more enemies while playing as Glemy. This mission is playable for Glemy only, and it requires that you pilot the Bawoo.

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Unlock and clear the commemorative "40,000 Total Shot Down Enemies" (which counts totals for all pilots) Free Mission and read the terminal message received immediately afterwards. More.

I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.